Enterprise Network Architect – WAN/DC/Cloud | Flexible

NTT America, Inc.; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

NTT DATA UK & Ireland is seeking a Network Technical Architect to design, implement, and ensure the integrity of complex network solutions. You will lead delivery teams, develop detailed design documents, and transition projects from presales to delivery while maintaining high standards and compliance.

You will provide pre-sales technical support, shape long-term strategic plans for capacity, and act as a technical escalation point for major incidents, including occasional out-of-hours work.

Qualifications

• Professional-level vendor certifications (e.g. CCNP/CCIE) required.
• Strong understanding of network protocols, topologies, security, routing, switching, WLAN and IP addressing.
• Broad product knowledge with an integrated understanding of technology.
• Comfort owning, leading, and executing deliverables with technical oversight and quality assurance.

Responsibilities

• Design enterprise network architectures covering WAN, LAN, WLAN, SD-WAN, cloud environment and datacentre networking.
• Assist in the pre-sales process to ensure designs fulfil customer requirements and operational efficiency goals.
• Create and maintain design documentation for internal and external use.
• Work within project teams as a technical lead on solution design, deployment, and support transition.
• Work closely with remote delivery and operational teams within NTT.
• Be an ongoing technical design authority for larger customers after go-live (TDA).
• Act as a technical escalation point for major incidents.
• Fulfil occasional out-of-hours responsibilities to support project delivery.
• Consult with new and existing customers to deliver value-added technical and professional services.
• Maintain technical competencies across a wide-ranging set of relevant technologies.
• Employ soft skills to assist in creating a positive experience for the customer.

Skills

Vendor certifications CCNP/CCIE

Networking fundamentals

Broad product knowledge

Project leadership

Interpersonal communication

Education

Bachelor's degree or equivalent

Job description

NTT DATA UK & Ireland is seeking a Network Technical Architect to design, implement, and ensure the integrity of complex network solutions. You will lead delivery teams, develop detailed design documents, and transition projects from presales to delivery while maintaining high standards and compliance.

You will provide pre-sales technical support, shape long-term strategic plans for capacity, and act as a technical escalation point for major incidents, including occasional out-of-hours work.